This update resolves the "HyperTerminal Buffer Overflow" security vulnerability in Windows 2000 and is discussed in Microsoft Security Bulletin MS00-079. If you receive and open an HTML e-mail message that contains a particularly malformed Web address (URL), the URL can be used to exploit this vulnerability and run arbitrary code on your computer.

Note Although HyperTerminal ships as part of several Microsoft products, it was developed by Hilgraeve, Inc. Additional information on this vulnerability and an update for the full version of HyperTerminal Private Edition are available at http://www.hilgraeve.com.

For more information about this vulnerability, please read Microsoft Security Bulletin MS00-079. (This site is in English.)

1. Click Start, point to Settings and then click Control Panel.
2. Double-click Add/Remove Programs
3. Select Windows 2000 Hotfix (Pre-SP2) [See Q276471 for more information] and click Change/Remove
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